[PiAf] New York -- Princeton in Africa announces its 25th Anniversary Gala, to be held on Wednesday, April 23rd at the Mandarin Oriental in New York City. For the past 25 years, Princeton in Africa has maintained a stalwart commitment to developing young leaders who are committed to Africa's advancement. The organization connects highly-skilled, dedicated, and visionary individuals with some of Africa's most impactful organizations that are driving change in the fields of education, healthcare, humanitarian assistance,